Home / 266,829.64-368,244.86-152,111

Finding the Fourth Proportional to 266,829.64, 368,244.86 and 152,111

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Solution

The fourth proportional to 266,829.64, 368,244.86 and 152,111 is: 209,924.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,829.64 : 368,244.86 = 152,111 : x
  2. Step 2: Convert to fraction form
    266,829.64/368,244.86 = 152,111/x
  3. Step 3: Cross multiply
    266,829.64x = 368,244.86 × 152,111
  4. Step 4: Simplify right side
    266,829.64x = 56,014,093,899.46
  5. Step 5: Solve for x
    x = 56,014,093,899.46/266,829.64
  6. Step 6: Final answer
    x = 209,924.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.